Hey Tiktokers, want to take your 3D rendering to the next level? Let me show you how to add texture to OBJ files in OpenGL! It's super easy and will make your 3D models look way more realistic. Here's how you can do it:

Step 1: Load your OBJ file

First, you'll need to load your OBJ file using a library like Assimp. This will allow you to access the vertices, texture coordinates, and normals of the model.

Step 2: Load your texture

Next, you'll need to load the texture image that you want to apply to your OBJ file. You can use a library like SOIL to load the image and generate a texture ID.

Step 3: Map the texture to the model

Now comes the fun part! You'll need to map the texture coordinates from your OBJ file to the vertices of the model. This will create the illusion of the texture being applied to the 3D surface.

Step 4: Set up the shader program

To actually apply the texture to your model, you'll need to set up a shader program in OpenGL. This program will include a fragment shader that samples the texture and applies it to the model based on the texture coordinates.

Step 5: Render the model with texture

Finally, you can render your 3D model with the texture applied! Simply bind the texture, set the shader program, and draw the model using the indexed vertices.

And that's it! You've successfully added texture to your OBJ file in OpenGL. Now you can sit back and admire your beautifully textured 3D model. Happy rendering! #OpenGL #OBJfile #texturemapping #3Drendering